@misc{indiciae301d218635fd,
  title = {Summaries of technical reports, volume XVII},
  author = {Muriel L. Jacobson},
  year = {1983},
  doi = {10.3133/ofr83918},
  url = {https://pubs.usgs.gov/publication/ofr83918},
  note = {Source identifier: ofr83918}
}